Home / 925,909.73-1,277,805.07-517,987.25

Finding the Fourth Proportional to 925,909.73, 1,277,805.07 and 517,987.25

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Solution

The fourth proportional to 925,909.73, 1,277,805.07 and 517,987.25 is: 714,850.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    925,909.73 : 1,277,805.07 = 517,987.25 : x
  2. Step 2: Convert to fraction form
    925,909.73/1,277,805.07 = 517,987.25/x
  3. Step 3: Cross multiply
    925,909.73x = 1,277,805.07 × 517,987.25
  4. Step 4: Simplify right side
    925,909.73x = 661,886,726,561.36
  5. Step 5: Solve for x
    x = 661,886,726,561.36/925,909.73
  6. Step 6: Final answer
    x = 714,850.17

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.